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Many successful methods have been proposed for learning low dimensional representations on large-scale networks, while almost all existing methods are designed in inseparable processes, learning embeddings for entire networks even when only…

机器学习 · 计算机科学 2019-02-27 Ziyao Li , Liang Zhang , Guojie Song

Learning expressive low-dimensional representations of ultrahigh-dimensional data, e.g., data with thousands/millions of features, has been a major way to enable learning methods to address the curse of dimensionality. However, existing…

机器学习 · 计算机科学 2018-06-14 Guansong Pang , Longbing Cao , Ling Chen , Huan Liu

Embedding network data into a low-dimensional vector space has shown promising performance for many real-world applications, such as node classification and entity retrieval. However, most existing methods focused only on leveraging network…

社会与信息网络 · 计算机科学 2019-07-02 Lizi Liao , Xiangnan He , Hanwang Zhang , Tat-Seng Chua

Networks are ubiquitous structure that describes complex relationships between different entities in the real world. As a critical component of prediction task over nodes in networks, learning the feature representation of nodes has become…

机器学习 · 计算机科学 2018-09-10 Hansheng Xue , Jiajie Peng , Xuequn Shang

This paper presents a study on semi-supervised learning to solve the visual attribute prediction problem. In many applications of vision algorithms, the precise recognition of visual attributes of objects is important but still challenging.…

计算机视觉与模式识别 · 计算机科学 2020-07-15 Minchul Shin

Active learning (AL) on attributed graphs has received increasing attention with the prevalence of graph-structured data. Although AL has been widely studied for alleviating label sparsity issues with the conventional non-related data, how…

机器学习 · 计算机科学 2020-08-07 Yayong Li , Jie Yin , Ling Chen

In contrast to fully-supervised models, self-supervised representation learning only needs a fraction of data to be labeled and often achieves the same or even higher downstream performance. The goal is to pre-train deep neural networks on…

机器学习 · 计算机科学 2025-04-09 Friederike Baier , Sebastian Mair , Samuel G. Fadel

While neural networks for learning representation of multi-view data have been previously proposed as one of the state-of-the-art multi-view dimension reduction techniques, how to make the representation discriminative with only a small…

机器学习 · 计算机科学 2018-11-13 Vahid Noroozi , Sara Bahaadini , Lei Zheng , Sihong Xie , Weixiang Shao , Philip S. Yu

Supervised deep learning algorithms have enabled significant performance gains in medical image classification tasks. But these methods rely on large labeled datasets that require resource-intensive expert annotation. Semi-supervised…

Network embedding has emerged as a promising research field for network analysis. Recently, an approach, named Barlow Twins, has been proposed for self-supervised learning in computer vision by applying the redundancy-reduction principle to…

机器学习 · 计算机科学 2022-12-14 Rayyan Ahmad Khan , Martin Kleinsteuber

Representation learning has overcome the often arduous and manual featurization of networks through (unsupervised) feature learning as it results in embeddings that can apply to a variety of downstream learning tasks. The focus of…

机器学习 · 计算机科学 2021-01-01 Piotr Bielak , Tomasz Kajdanowicz , Nitesh V. Chawla

Network embedding has attracted an increasing attention over the past few years. As an effective approach to solve graph mining problems, network embedding aims to learn a low-dimensional feature vector representation for each node of a…

社会与信息网络 · 计算机科学 2020-08-10 Xiao Shen , Fu-Lai Chung

Recent advances in the field of network embedding have shown that low-dimensional network representation is playing a critical role in network analysis. Most existing network embedding methods encode the local proximity of a node, such as…

社会与信息网络 · 计算机科学 2019-06-11 Junliang Guo , Linli Xu , Jingchang Liu

Training deep networks with limited labeled data while achieving a strong generalization ability is key in the quest to reduce human annotation efforts. This is the goal of semi-supervised learning, which exploits more widely available…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Daiqing Li , Junlin Yang , Karsten Kreis , Antonio Torralba , Sanja Fidler

We study the training of Vision Transformers for semi-supervised image classification. Transformers have recently demonstrated impressive performance on a multitude of supervised learning tasks. Surprisingly, we show Vision Transformers…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Zejia Weng , Xitong Yang , Ang Li , Zuxuan Wu , Yu-Gang Jiang

Semi-supervised learning is a challenging problem which aims to construct a model by learning from limited labeled examples. Numerous methods for this task focus on utilizing the predictions of unlabeled instances consistency alone to…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Peng Tu , Yawen Huang , Feng Zheng , Zhenyu He , Liujun Cao , Ling Shao

Network embedding represents nodes in a continuous vector space and preserves structure information from the Network. Existing methods usually adopt a "one-size-fits-all" approach when concerning multi-scale structure information, such as…

机器学习 · 计算机科学 2018-03-28 Lei Sang , Min Xu , Shengsheng Qian , Xindong Wu

Parameter prediction is essential for many applications, facilitating insightful interpretation and decision-making. However, in many real life domains, such as power systems, medicine, and engineering, it can be very expensive to acquire…

机器学习 · 计算机科学 2024-02-16 Zimeng Lyu , Alexander Ororbia , Rui Li , Travis Desell

This paper strives to learn fine-grained fashion similarity. In this similarity paradigm, one should pay more attention to the similarity in terms of a specific design/attribute among fashion items, which has potential values in many…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Zhe Ma , Jianfeng Dong , Yao Zhang , Zhongzi Long , Yuan He , Hui Xue , Shouling Ji

Deep convolutional neural networks are widely used in medical image segmentation but require many labeled images for training. Annotating three-dimensional medical images is a time-consuming and costly process. To overcome this limitation,…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Weiyi Xie , Nathalie Willems , Nikolas Lessmann , Tom Gibbons , Daniele De Massari